Finding the Fourth Proportional to 57,897,801.36, 86,849,690.94 and 14,767,381.44
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Solution
The fourth proportional to 57,897,801.36, 86,849,690.94 and 14,767,381.44 is: 22,151,834.51
Step by Step Solution
- Step 1: Write the proportion equation
57,897,801.36 : 86,849,690.94 = 14,767,381.44 : x - Step 2: Convert to fraction form
57,897,801.36/86,849,690.94 = 14,767,381.44/x - Step 3: Cross multiply
57,897,801.36x = 86,849,690.94 × 14,767,381.44 - Step 4: Simplify right side
57,897,801.36x = 1,282,542,514,057,092 - Step 5: Solve for x
x = 1,282,542,514,057,092/57,897,801.36 - Step 6: Final answer
x = 22,151,834.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.